
import sys
import os
import pandas as pd
import numpy as np
import sqlite3

def csv_to_sqlite(file_name, sep = None):
    if sep == None:
        sep = ','
    else:
        sep = sep
    conn=sqlite3.connect('db.sqlite3')
    df=pd.read_csv(file_name,sep=sep)
    df.to_sql(file_name.replace('.','_'), conn)
if __name__=="__main__":
    try:
        csv_to_sqlite(sys.argv[1], sys.argv[2])
    except IndexError:
        csv_to_sqlite(sys.argv[1])